Q = dropElements(P, f)
Q = dropElements(P, L)
Q = P - L
This method computes the induced subposet $Q$ of $P$ with the elements of $L$ removed from the poset.
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Alternatively, this method computes the induced subposet $Q$ of $P$ with the elements removed which return true when $f$ is applied.
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The object dropElements is a method function.
The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/Posets.m2:3165:0.